Recent Prince George's County Crime Reports (13 May 2010)

Washington Post (County police reports, and municipal police reports which may cover earlier and later dates)

•  April 26 - May 2 (published May 13)

Gazette (County Police, Districts 1-6, and Greenbelt and Laurel reports which may cover earlier and later dates and only appear in selected local editions)

• May 3 - May 9 (published May 13)
• Weekly list of county murders (last updated 7 Apr 2010, but incomplete)
  

Mount Rainier

Gory Prince George's (Unofficial lists of homicides since 2006)

Police Press Releases  (Also: Crime mapping | Blog | Facebook } Twitter | YouTube | Crimesolvers)

• 05/07/2010 Police Seek Assistance in Locating Murder Suspect (2737) http://bit.ly/bg0R5V
• 05/07/2010 Police Seek Assistance Locating Critical Missing Male Albert Holland (2738) http://bit.ly/cZL9ye
• 05/11/2010 Critical Missing Person Located; Albert Jacob Holland (2739) http://bit.ly/b8M3iV
• 05/11/2010 Fatal Motor Vehicle Collision in Silver Spring (2740) http://bit.ly/cHr8H7
• 05/13/2010 Police Investigate Fatal Shooting on Queen Anne Bridge Road South (2741) http://bit.ly/cY2jts (posted on May 12, but dated May 13)

Sheriff's News Releases (None posted since 7 Aug 2009)

See three additional map-related non-official sites:

• Crime Blotter 
• Crime Reports (does not seem to show recent homicides)
• Murder in Maryland, Washington, DC, and beyond (by Chris Nelson)